A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5950-01-355-8861
NSN 6645-01-015-3684
NSN 5998-01-359-7729
NSN 6650-01-296-0883
NSN 6105-01-571-7371
NSN 5975-00-062-7976
NSN 6105-01-055-4169
NSN 6110-01-481-2807
NSN 5990-00-992-9995
NSN 5990-01-322-9781
NSN 6105-01-617-3087
NSN 6610-00-780-1125